ASM International NV: ASM INTERNATIONAL N.V. ANNOUNCES AVAILABILITY AND TIMING OF THE FIRST QUARTER 2021 CONFERENCE CALL AND WEBCAST April 1, 2021 ASM International N.V. (Euronext Amsterdam: ASM) will report operating results for the 2021 first quarter (which ended on March 31, 2021) at approximately: 18:00 p.m. Continental European Time - - April 21, 2021, at 8: The teleconference dial-in numbers are as follows: ·United States: ·The Netherlands: ·Access Code: www.asm.com. About ASM International ASM International NV, headquartered in Almere, the Netherlands, its subsidiaries and participations design and manufacture equipment and materials used to produce semiconductor devices. ASM International, its subsidiaries and participations provide production solutions for wafer processing.